10511180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 23520000

約数和(自身を除く): 13008820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 199, 278, 380, 398, 556, 695, 796, 995, 1390, 1990, 2641, 2780, 3781, 3980, 5282, 7562, 10564, 13205, 15124, 18905, 26410, 27661, 37810, 52820, 55322, 75620, 110644, 138305, 276610, 525559, 553220, 1051118, 2102236, 2627795, 5255590, 10511180]

約数ペア:

[(1, 10511180), (2, 5255590), (4, 2627795), (5, 2102236), (10, 1051118), (19, 553220), (20, 525559), (38, 276610), (76, 138305), (95, 110644), (139, 75620), (190, 55322), (199, 52820), (278, 37810), (380, 27661), (398, 26410), (556, 18905), (695, 15124), (796, 13205), (995, 10564), (1390, 7562), (1990, 5282), (2641, 3980), (2780, 3781)]